Caridina nilotica var. brevidactyla J. Roux, 1919: 320–321 Caridina nilotica var. brevidactyla Roux 1926: 204–206 Caridina brevidactyla Cai & Ng 2001: 671 de Mazancourt et al . 2018c: 1435–1438 Caridina nilotica var. brachydactyla peninsularis Edmondson, 1935: 5 Solomon’s Gold Mine: Description or redescription of 24 species of Caridina (Crustacea: Decapoda: Atyidae) freshwater shrimps from the Solomon Islands, including 11 new species Mazancourt, Valentin de Boseto, David Marquet, Gerard Keith, Philippe European Journal of Taxonomy 2020 2020-08-04 696 1 86 8VK4Y Roux, 1919 Roux 1919 [591,997,1152,1179] Malacostraca Atyidae Caridina Animalia Decapoda 17 18 Arthropoda species brevidactyla   Figs 2K, 25D      Caridina niloticavar. brevidactylaJ. Roux, 1919: 320–321.    Caridina niloticavar. brevidactyla– J.  Roux 1926: 204–206.    Caridina brevidactyla–  Cai & Ng 2001: 671, fig. 5.—  de Mazancourt et al. 2018c: 1435–1438, fig. 5; 2019a: 166, 169–170.  Not  Caridina niloticavar. brachydactylaform   peninsularis Edmondson, 1935: 5, fig. 1g–k.    Material examined   SOLOMON ISLANDS–  Choiseul Island• 1 ♀, cl 5.3 mm; Gu’ma River; 07°01.764´S, 156°49.899´E;  50 ma.s.l.;  17 Oct. 2014; P. Gerbeaux, P. Keithand G. Marquetleg.; MNHN-IU-2018-168•  1 ♀ovig., cl 5.0 mm; Lokasereke River; 06°58.024´S, 156°47.861´E;  13 Oct. 2014; P. Gerbeaux, P. Keithand G. Marquetleg.; MNHN-IU-2018-169•  1 ♀ovig., cl 5.1 mm; same collection data as for preceding; MNHN-IU-2018-170•  1 ♀ovig., cl 5.7 mm; same collection data as for preceding; MNHN-IU-2018-171•  1 ♀ovig., cl 5.8 mm; same collection data as for preceding; DNA voucher: CA1345; MNHN-IU-2018-172•  1 ♀, cl 4.4 mm; Lopakare River; 07°01.834´S, 156°45.789´E;  21 Oct. 2014; P. Gerbeaux, P. Keithand G. Marquetleg.; MNHN-IU-2018-173• 1 ♂, cl 3.3 mm; same collection data as for preceding; MNHN-IU-2018-174•  1 ♀ovig., cl 5.0 mm; Vorama River; 06°58.687´S, 156°46.746´E;  15 ma.s.l.;  11 Oct. 2014; P. Gerbeaux, P. Keithand G. Marquetleg.; MNHN-IU-2018-175•  1 ♀ovig., cl 5.3 mm; same collection data as for preceding; MNHN-IU-2018-176• 1 ♂, 3.1 mm; same collection data as for preceding; MNHN-IU-2018-177. –   Kolombangara Island• 1 ♀, cl 4.2 mm; Lodumoe River; 07°50.961´S, 157°04.320´E;  16 Nov. 2015; 0 m a.s.l.; P. Keith, C. Lordand G. Marquetleg.; MNHN-IU-2018-178•  1 ♀ovig., cl 4.9 mm; same collection data as for preceding; DNA voucher: CA1500; MNHN-IU-2018-179•  1 ♀ovig., cl 3.7 mm; Vanga River; 07°54.825´S, 156°57.762´E;  18 Nov. 2015;  5 ma.s.l.; P. Keith, C. Lordand G. Marquetleg.; MNHN-IU-2018-180•  1 ♀ovig., cl 3.9 mm; same collection data as for preceding; MNHN-IU-2018-181• 1 ♂, cl 3.8 mm; same collection data as for preceding; MNHN-IU-2018-182. –   Vella Lavella Island• 1 ♀ovig., cl 4.6 mm; Maravari River; 07°51.703´S, 156°41.748´E;  31 Oct. 2016; P. Keithand C. Lordleg.; MNHN-IU-2018-183• 1 ♂; same collection data as for preceding; MNHN-IU-2018-184•  1 ♀ovig., cl 4.0 mm; Wariassi River;  29 Oct. 2016; P. Keithand C. Lordleg.; MNHN-IU-2018-186• 1 ♂, cl 4.2 mm; same collection data as for preceding; MNHN-IU-2018-187. –   Isabel Island• 1 specimen; Kupikolo, Rapa River; 07°28.527´S 158°17.105´E;  0–7 ma.s.l.;  23 Oct. 2019; P. Keith, C. Lord, R. Causseand D. Bosetoleg.; DNA voucher: CA2500; MNHN•  1 specimen; same collection data as for preceding; DNA voucher: CA2501; MNHN•  1 specimen; Kolopakissa River; 07°35.377´S, 158°39.854´E;  40 ma.s.l.;  26 Oct. 2019; P. Keith, C. Lord, R. Causseand D. Bosetoleg.; DNA voucher: CA2507; MNHN•  1 specimen; same collection data as for preceding; DNA voucher: CA2508; MNHN•  1 specimen; Rakata Riverconfluence; 07.64190° S, 158.71504° E;  27 Oct. 2019; P. Keith, C. Lord, R. Causseand D. Bosetoleg.; DNA voucher: CA2514; MNHN.    Remarks  de Mazancourt et al.(2018c)recently designated a lectotypefor  C. brevidactyla Roux, 1919and redescribed it in detail. This species is now known from Indonesia(Aru Island, Halmahera), Papua New Guinea( New Britain), Solomon Islands( Choiseul, Kolombangara, Vella Lavella, Isabel), Vanuatu(Efate, Epi, Malekula and Santo), New Caledoniaand Fiji. This species is encountered in the lower part of rivers, sometimes in brackish conditions near the estuary. 2824256353 2014-10-17 P. Gerbeaux & P. Keith & G. Marquet Solomon Islands Island 50 -7.0294 Gu'ma River 1 156.83165 17 18 1 1 Choiseul 2824256596 2014-10-13 P. Gerbeaux & P. Keith & G. Marquet Solomon Islands Island -6.967067 Lokasereke River 1 156.79768 17 18 1 1 Choiseul 2824256615 2014-10-13 P. Gerbeaux & P. Keith & G. Marquet Solomon Islands Island -6.967067 Lokasereke River 1 156.79768 17 18 1 1 Choiseul 2824256405 2014-10-13 MNHN- P. Gerbeaux & P. Keith & G. Marquet Solomon Islands Island -6.967067 Lokasereke River 1 156.79768 17 18 1 1 Choiseul 2824256599 2014-10-13 MNHN- P. Gerbeaux & P. Keith & G. Marquet Solomon Islands Island -6.967067 Lokasereke River 1 156.79768 17 18 1 1 Choiseul 2824256348 2014-10-21 P. Gerbeaux & P. Keith & G. Marquet Solomon Islands Island -7.0305667 Lopakare River 1 156.76315 17 18 1 1 Choiseul 2824256529 2014-10-21 P. Gerbeaux & P. Keith & G. Marquet Solomon Islands Island -7.0305667 Lopakare River 1 156.76315 17 18 1 Choiseul 2824256420 2014-10-11 P. Gerbeaux & P. Keith & G. Marquet Solomon Islands Island 15 -6.9781165 Vorama River 1 156.7791 17 18 1 1 Choiseul 2824256421 2014-10-11 P. Gerbeaux & P. Keith & G. Marquet Solomon Islands Island 15 -6.9781165 Vorama River 1 156.7791 17 18 1 1 Choiseul 2824256341 2014-10-11 P. Gerbeaux & P. Keith & G. Marquet Solomon Islands Island 15 -6.9781165 Vorama River 1 156.7791 17 18 1 Choiseul 2824256451 2015-11-16 P. Keith & C. Lord & G. Marquet Solomon Islands Kolombangara Island -7.84935 Lodumoe River 1 157.072 17 18 1 1 Choiseul 2824256333 2015-11-16 P. Keith & C. Lord & G. Marquet Solomon Islands Kolombangara Island 18 19 -7.84935 Lodumoe River 1 157.072 17 18 1 1 Choiseul 2824256622 2015-11-18 P. Keith & C. Lord & G. Marquet Solomon Islands Kolombangara Island 5 -7.91375 Vanga River 1 156.9627 18 19 1 1 Choiseul 2824256470 2015-11-18 P. Keith & C. Lord & G. Marquet Solomon Islands Kolombangara Island 5 -7.91375 Vanga River 1 156.9627 18 19 1 1 Choiseul 2824256611 2015-11-18 P. Keith & C. Lord & G. Marquet Solomon Islands Kolombangara Island 5 -7.91375 Vanga River 1 156.9627 18 19 1 Choiseul 2824256311 2016-10-31 P. Keith & C. Lord Solomon Islands Vella Lavella Island -7.8617167 Maravari River 1 156.6958 18 19 1 1 Choiseul 2824256558 [209,994,444,470] 2016-10-31 P. Keith & C. Lord Solomon Islands Vella Lavella Island -7.8617167 Maravari River 1 156.6958 18 19 1 Choiseul 2824256564 2016-10-29 P. Keith & C. Lord Solomon Islands Vella Lavella Island Wariassi River 18 19 1 1 Choiseul 2824256536 2016-10-29 P. Keith & C. Lord Solomon Islands Vella Lavella Island Wariassi River 18 19 1 Choiseul 2824256349 2019-10-23 MNHN P. Keith & C. Lord & R. Causse & D. Boseto Solomon Islands Island 4 -7.47545 Rapa River 1 158.28508 Kupikolo 18 19 1 Isabel 2824256378 2019-10-23 MNHN P. Keith & C. Lord & R. Causse & D. Boseto Solomon Islands Island 4 -7.47545 Rapa River 1 158.28508 Kupikolo 18 19 1 Isabel 2824256379 2019-10-26 MNHN P. Keith & C. Lord & R. Causse & D. Boseto Solomon Islands Island 40 -7.589617 Kolopakissa River 1 158.66423 18 19 1 Isabel 2824256597 2019-10-26 MNHN P. Keith & C. Lord & R. Causse & D. Boseto Solomon Islands Island 40 -7.589617 Kolopakissa River 1 158.66423 18 19 1 Isabel 2824256576 2019-10-27 MNHN P. Keith & C. Lord & R. Causse & D. Boseto Solomon Islands Island -7.6419 Rakata River 1 158.71504 18 19 1 Isabel